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            You can create an interface that is based on the selected type. The <span class="control">Extract
            Interface</span> dialog displays a list of methods and specifications that you can use to create new
            method specifications.</p>
        <p>To create an interface, place the caret on a type, an interface, or a method that
            you want to use as a base for a new interface. Select <span class="control">Refactor | Extract |
            Interface</span>. In the <span class="control">Extract Interface</span> dialog, select members that you
            want to extract along with the interface and press <span class="control">Refactor</span>.
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        <p class="image"><img src="images/go_extract_interface.png"></p>
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